Monitoring storage performance
In this recipe, we'll look at the following metrics:
disk.all.read
disk.all.write
disk.all.read_bytes
disk.all.write_bytes
How to do it…
Let's create a text and graphical representation of the performance data through the following steps:
- Display live data for the preceding metrics; you can use the following command for this:
~]# pmdumptext -H -t 1 -i -l disk.all.read disk.all.write disk.all.read_bytes disk.all.write_bytes -h guest.example.com
- Next, create a configuration file for
pmchart
to display live data calleddisk.conf
with the following contents:#kmchart version 1 chart style stacking plot color #ffff00 metric mem.util.used ...
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